BUZZ-Shanks Group: shares slump, hit 13-month low on profit-warning
** Shanks Group (Other OTC: SHMCF - news) suffers biggest one-day drop since Nov 2008 on profit warning.
** Weak volumes in Dutch construction market bite.
** Co gets more than half its revenue from Netherlands. About a fifth from UK & Belgium.
** Shares (Berlin: DI6.BE - news) down 16.3% to lowest since Aug 2013. (RM (LSE: RM.L - news) : vikram.subhedar.thomsonreuters.com@reuters.net)